Outlook : Installed add-in is not visible in Microsoft Outlook

You installed an add-in in Outlook and it is not visible.

The solution is to delete the user's profile to verify if it is not present in disabled items.

How To

Exit Outlook > C:\Document and Settings\"username"\Local settings\Application data\Microsoft\Outlook > delete extend.dat

Outlook 2003

Start Outlook > Help > About Microsoft Office Outlook > Click Disabled Items

If the add-in is included in the list, choose it and click Enable.

Restart Outlook.

Outlook 2007

Start Outlook > Tools > Trust Center > Add-ins tab > Manage dropdown menu > Disabled Items > Go

If the add-in is included in the list, choose it and click Enable.

Restart Outlook.